Standard Calibration; Recalling Of The Calibration Menu; Flange Calibration; Calibration Of Electronic Calliper Gauge/Measurement Arm - Bosch WBE 4420 Instrucciones De Reparacion

en 28 | WBE 4420 | Settings and Service
3.3

Standard calibration

i
We recommend carrying out the standard calibration
of WBE 4420 during commissioning, during the six-
monthly maintenance operations or in the presence
of imprecise measurement results, following the
sequence below:

1. Flange calibration

2. Calliper gauge/measurement arm calibration
3. Calibration with wheel and sample weight.
!
At the end of every calibration carry out a control
measurement.
3.3.1

Recalling of the calibration menu

1. From the "Settings and Service" menu select
Calibration and confirm by pressing <OK>.
2. Enter password: <r> <r> <o>.
"
The calibration menu is displayed.
Calibration with wheel and sample weight.
Flange calibration
Back to main page.
Calliper gauge and measurement arm calibration
3.3.2 Flange calibration
i
Follow the instructions shown on the monitor.
1. Fit the flange (refer to Section 5).
i
Do not clamp the wheel, do not use any clamping
tools.
2. Select flange calibration and confirm with < OK>.
« Calibration is started.
3. Close the wheel guard.
« Measurement commences.
"
Flange calibration completed.
"
Unbalance set to "0".
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1 695 655 424 2010-04-30
3.3.3 Calibration of electronic calliper gauge/
measurement arm
i
Keep to the indications displayed on the monitor.
1. Select Calibration of the calliper gauge and of the
measurement arm and confirm by pressing <OK>.
« Calibration is started.
2. Bring the calliper gauge (Fig. 1, B) in stand-by
position or 0 mm and press <OK>.
3. Extract the calliper gauge (Fig. 1, B) to 200 mm,
enter this value and press <OK>.
4. Bring the measurement arm (Fig. 1, A) in stand-by
position, measure the "MAX" distance using a metre,
enter the value and press <OK>.
651022-08_Mi
B
Fig. 1: Measurement maximum width
5. Bring the measurement arm (Fig. 2, A) to minimum
position compared to the calliper gauge (Fig. 2, B),
measure the "MIN" distance using a metre, enter the
value and press <OK>.
651022-09_Mi
B
MIN
Fig. 2: Measurement minimum width
A
MAX
A
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